A painter is displaying her recent artwork on the wall in a frame that has a uniform width on all four sides. Her painting is 14 inches long and 8 inches wide. The width of the frame is x inches. She found the expression below to represent the total area of the wall that is covered by her framed painting.

4x^2+44x+112

What does the term 4x^2 represent?

A. The term 4x^2 represents the total area of frame.

B. The term 4x^2 represent the area of frame along the width of the painting.

C. The term 4x^2 represents the area along the length of the painting.

D. The term 4x^2 represents the area of the frame that does not touch the painting.